diff --git a/src/mame/drivers/toaplan1.cpp b/src/mame/drivers/toaplan1.cpp
index 789cd22b033..0ca616a0158 100644
--- a/src/mame/drivers/toaplan1.cpp
+++ b/src/mame/drivers/toaplan1.cpp
@@ -2870,6 +2870,33 @@ ROM_START( fireshrkdh )
 	ROM_LOAD( "prom15.20c",  0x20, 0x20, CRC(a1e17492) SHA1(9ddec4c97f2d541f69f3c32c47aaa21fd9699ae2) ) /* ??? */
 ROM_END
 
+ROM_START( samesamech )
+	ROM_REGION( 0x080000, "maincpu", 0 )    /* Main 68K code */
+	ROM_LOAD16_BYTE( "o17-09-h2.8j",0x000000, 0x08000, CRC(fc8c2420) SHA1(cf8333d3749213f2007467d3a80bd36ff7b4ce92) )
+	ROM_LOAD16_BYTE( "o17_10-h2.8l",0x000001, 0x08000, CRC(cc0ffbeb) SHA1(1cf85f68b4e368294069053ba8f5710d6c557ede) )
+	ROM_LOAD16_BYTE( "o17-11-2.7j", 0x040000, 0x20000, CRC(6beac378) SHA1(041ba98a89a4bac32575858db8a061bdf7804594) )
+	ROM_LOAD16_BYTE( "o17-12-2.7l", 0x040001, 0x20000, CRC(6adb6eb5) SHA1(9b6e63aa50d271c2bb0b4cf822fc6f3684f10230) )
+
+	ROM_REGION( 0x8000, "audiocpu", 0 )    /* Sound HD647180 code */
+	ROM_LOAD( "hd647180.017",  0x00000, 0x08000, CRC(43523032) SHA1(1b94003a00e7bf6bdf1b1b946f42ff5d04629949) )
+
+	ROM_REGION( 0x80000, "gfx1", 0 )
+	ROM_LOAD16_BYTE( "o17_05.12j",  0x00000, 0x20000, CRC(565315f8) SHA1(6b1c5ef52359483228b329c89c2e1174e3fbf017) )
+	ROM_LOAD16_BYTE( "o17_06.13j",  0x00001, 0x20000, CRC(95262d4c) SHA1(16f3aabecb1c87ce7eadf4f0ff61b29a4c017614) )
+	ROM_LOAD16_BYTE( "o17_07.12l",  0x40000, 0x20000, CRC(4c4b735c) SHA1(812c3bf46bd7764b2bb812bd2b9eb0331ed257ae) )
+	ROM_LOAD16_BYTE( "o17_08.13l",  0x40001, 0x20000, CRC(95c6586c) SHA1(ff87901f79d80f73ad09664b0c0d892898570616) )
+
+	ROM_REGION( 0x80000, "gfx2", 0 )
+	ROM_LOAD16_BYTE( "o17_01.1d",  0x00000, 0x20000, CRC(ea12e491) SHA1(02190722b7c5383471e0af9596be7039a5367240) )
+	ROM_LOAD16_BYTE( "o17_02.3d",  0x00001, 0x20000, CRC(32a13a9f) SHA1(1446acdfd21cd41f3d97aaf30f498c0c5d890605) )
+	ROM_LOAD16_BYTE( "o17_03.5d",  0x40000, 0x20000, CRC(68723dc9) SHA1(4f1b7aa2469c955e03737b611a7d2524f1e4f61e) )
+	ROM_LOAD16_BYTE( "o17_04.7d",  0x40001, 0x20000, CRC(fe0ecb13) SHA1(634a49262b9c092c25f11b14c6757fe94ea9eddc) )
+
+	ROM_REGION( 0x40, "proms", 0 )      /* nibble bproms, lo/hi order to be determined */
+	ROM_LOAD( "prom14.25b",  0x00, 0x20, CRC(bc88cced) SHA1(5055362710c0f58823c05fb4c0e0eec638b91e3d) ) /* sprite attribute (flip/position) ?? */
+	ROM_LOAD( "prom15.20c",  0x20, 0x20, CRC(a1e17492) SHA1(9ddec4c97f2d541f69f3c32c47aaa21fd9699ae2) ) /* ??? */
+ROM_END
+
 ROM_START( outzone )
 	ROM_REGION( 0x040000, "maincpu", 0 )    /* Main 68K code */
 	ROM_LOAD16_BYTE( "tp_018_07.bin",  0x000001, 0x20000, CRC(9704db16) SHA1(12b43a6961a7f63f29563eb77aaacb70d3c368dd) )
@@ -3140,6 +3167,7 @@ GAME( 1990, fireshrkd,  fireshrk, samesame, samesame2, toaplan1_state,     init_
 GAME( 1990, fireshrkdh, fireshrk, samesame, samesame2, toaplan1_state,     init_toaplan1, ROT270, "Toaplan (Dooyong license)",   "Fire Shark (Korea, set 2, harder)",         0 )
 GAME( 1989, samesame,   fireshrk, samesame, samesame,  toaplan1_state,     init_toaplan1, ROT270, "Toaplan",                     "Same! Same! Same! (1P set)",                0 )
 GAME( 1989, samesame2,  fireshrk, samesame, samesame2, toaplan1_state,     init_toaplan1, ROT270, "Toaplan",                     "Same! Same! Same! (2P set)",                0 )
+GAME( 1990, samesamech, fireshrk, samesame, samesame2, toaplan1_state,     init_toaplan1, ROT270, "Toaplan (Hong Kong Honest Trading license)",   "Same! Same! Same! (China, 2P set)", 0 )
 GAME( 2015, samesamenh, fireshrk, samesame, samesame,  toaplan1_state,     init_toaplan1, ROT270, "hack (trap15)",               "Same! Same! Same! (1P set, NEW VER! hack)", 0 )
 
 GAME( 1990, outzone,    0,        outzone,  outzone,   toaplan1_state,     init_toaplan1, ROT270, "Toaplan",                     "Out Zone",                                   0 )
diff --git a/src/mame/mame.lst b/src/mame/mame.lst
index 816b55ef271..268dc39159a 100644
--- a/src/mame/mame.lst
+++ b/src/mame/mame.lst
@@ -37781,6 +37781,7 @@ outzonecv                       // TP-O18 (c) 1990 Toaplan (TP-015 conversion)
 rallybik                        // B45 / TP-O12 (c) 1988 Taito
 samesame                        // TP-O17 (c) 1989 Toaplan
 samesame2                       // TP-O17 (c) 1989 Toaplan
+samesamech                      // TP-O17 (c) 1990 Toaplan
 samesamenh                      // hack
 truxton                         // B65 / TP-O13B (c) 1988 Taito
 vimana                          // TP-O19 (c) 1991 Toaplan (+ Tecmo license when set to Japan)